EP3936358A1 - Doppel-elektromotorantriebssystem - Google Patents

Doppel-elektromotorantriebssystem Download PDF

Info

Publication number
EP3936358A1
EP3936358A1 EP20193249.8A EP20193249A EP3936358A1 EP 3936358 A1 EP3936358 A1 EP 3936358A1 EP 20193249 A EP20193249 A EP 20193249A EP 3936358 A1 EP3936358 A1 EP 3936358A1
Authority
EP
European Patent Office
Prior art keywords
electric
electric motor
parking
dual
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20193249.8A
Other languages
English (en)
French (fr)
Other versions
EP3936358B1 (de
Inventor
Ping Yu
Jianwen Li
Xudong Yang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jing Jin Electric Technologies Beijing Co Ltd
Original Assignee
Jing Jin Electric Technologies Beijing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jing Jin Electric Technologies Beijing Co Ltd filed Critical Jing Jin Electric Technologies Beijing Co Ltd
Publication of EP3936358A1 publication Critical patent/EP3936358A1/de
Application granted granted Critical
Publication of EP3936358B1 publication Critical patent/EP3936358B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/22—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/04—Combinations of toothed gearings only
    • F16H37/042—Combinations of toothed gearings only change gear transmissions in group arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
    • F16H48/30—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means
    • F16H48/34—Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
    • B60K17/356—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/18—Propelling the vehicle
    • B60Y2300/18008—Propelling the vehicle related to particular drive situations
    • B60Y2300/18108—Braking
    • B60Y2300/18141—Braking for parking
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2702/00—Combinations of two or more transmissions
    • F16H2702/02—Mechanical transmissions with planetary gearing combined with one or more other mechanical transmissions

Definitions

  • the present disclosure relates to the technical field of new-energy vehicles, and particularly relates to a dual-electric-motor driving system.
  • the driving systems of purely electric vehicles include mainly the single-electric-motor concentrated driving mode and the multi-electric-motor distributed driving mode.
  • the concentrated driving mode wherein the driving force of the electric motor is coupled to the differential via gears, shafts and so on, and is approximately equally distributed to the left half shaft and the right half shaft, which cannot independently control one single wheel.
  • the independent wheel driving using the dual-electric-motor distributed driving mode has the advantages of a compact structure, a convenient layout and a good flexibility of the vehicle driving.
  • the design of dual-electric-motor independent driving systems is required to take into consideration factors such as the spatial arrangement and the force bearing of the shaftings of the speed reducers.
  • the systems do not only have high requirements on their performance, but also have stricter requirements on their safety and power performance.
  • the systems are utilized in off-road vehicles, to improve their trap escaping capacity and parking safety is a problem that is required to be solved urgently.
  • the present disclosure discloses a dual-electric-motor driving system, to overcome the above problems or at least partially solve the above problems.
  • a returning spring is provided between the movable fluted disc and the output shaft of the first electric motor, and is configured to, after the fixed armature has been powered off, disconnect the engaged connection between the movable fluted disc and the fixed fluted disc.
  • the two sets of gear reduction mechanisms comprise at least two stages of gear transmission, and the stages of gears are arranged coaxially.
  • each of the two sets of gear reduction mechanisms comprises a first-stage gearwheel, a second-stage pinion and a second-stage gearwheel
  • the first-stage gearwheel is engaged with the first-stage pinion and is adjacent to one of the electric motors
  • the second-stage pinion and the first-stage gearwheel are arranged coaxially
  • the second-stage pinion is further away from the electric motor and is arranged in a middle of a reduction gearbox
  • the second-stage pinion is engaged with the second-stage gearwheel, to reduce an axial dimension of the dual-electric-motor driving system.
  • the parking mechanism is capable of performing a parking-in action or parking-out action when the differential-lock mechanism is in a locked state.
  • the parking mechanism comprises a parking gear, a parking detent and a parking actuating mechanism
  • the parking gear is integrated with the fixed fluted disc
  • the parking detent is coupled to the parking gear
  • the parking actuating mechanism is configured to drive the parking detent to shift between a parking-in position and a parking-out position.
  • electric-motor resolver rotors are provided between the differential-lock mechanism and the first-stage pinions, and electric-motor resolver stators are provided on housings of the speed reducers.
  • rolling bearings are provided on a housing on two sides of a rotor of the first electric motor and a rotor of the second electric motor, and the rolling bearings are adjacent to leading-out terminals of the stator of the first electric motor and the stator of the second electric motor, to reduce an axial distance of the first electric motor and the second electric motor.
  • the fixed fluted disc is provided with a first auxiliary bearing on a side that is adjacent to the output shaft of the second electric motor.
  • the output shaft of the first electric motor is provided with a cylindrical concave at a front end
  • the output shaft of the second electric motor is provided with a cylindrical convex at a rear end
  • a second auxiliary bearing is provided between the concave and the convex.
  • the above technical solutions of the dual-electric-motor driving system disclosed by the embodiments of the present disclosure can independently regulate the operation states of each of the driving wheels, to provide flexibility of the driving.
  • the technical solutions by using the differential-lock mechanism, realize the function of a differential lock, which can reasonably couple the driving forces of the dual electric motors in trap escaping or extreme off-road driving, to improve the trap escaping capacity.
  • the technical solutions by using the parking mechanism, realize the parking function (P gear), which can improve the safety and the reliability of parking.
  • the technical solutions can reduce the axial dimension of the dual-electric-motor driving system, to reasonably use the space, and to enable the resolvers of the electric motors to be installed inside the housings of the speed reducers, to obtain a more compact structure.
  • the direction on the right in Fig. 1 of the drawings is defined as the rear end and the direction on the left is defined as the front end.
  • the directions or position relations that are indicated by the terms “upper”, “lower”, “front”, “rear”, “left”, “right”, “top”, “bottom”, “inner”, “outer” and so on are based on the directions or position relations shown in the drawings, and are merely for facilitating and simplifying the description of the present disclosure, and they do not indicate or suggest that the related device, component or structure must have the particular direction or be constructed or operated in the particular direction, and should not be understood as limiting the present disclosure.
  • the terms “mount”, “couple”, “connect”, “fix” and so on should be understood in a broad sense. For example, they may be fixed connection, or detachable connection, or integral connection; they may be mechanical connection, or electric connection; and they may be direct connection, or indirect connection via an intermediate element, or internal communication between two elements or interaction between two elements.
  • mount may be fixed connection, or detachable connection, or integral connection; they may be mechanical connection, or electric connection; and they may be direct connection, or indirect connection via an intermediate element, or internal communication between two elements or interaction between two elements.
  • the embodiments of the present disclosure disclose a dual-electric-motor driving system, wherein the dual-electric-motor driving system comprises a first electric motor, a second electric motor, two sets of gear reduction mechanisms, a differential-lock mechanism and a parking mechanism; and the first electric motor and the second electric motor are arranged coaxially, first-stage pinions (51, 61) of the two sets of gear reduction mechanisms are provided respectively on an output shaft of the first electric motor and an output shaft of the second electric motor, and the differential-lock mechanism is provided at the tips of the output shaft of the first electric motor and the output shaft of the second electric motor. It can be known from Fig. 1 that the tips are at positions in the middle, thereby facilitating the installation and fixing of the differential-lock mechanism.
  • the parking mechanism is integrated with the differential-lock mechanism; for example, parts of the parking mechanism are integrated with parts of the differential-lock mechanism. Furthermore, the parking mechanism is provided on one side of the differential-lock mechanism, and, according to the demands, can be configured to be linked with the differential-lock mechanism.
  • the differential-lock mechanism comprises a movable fluted disc 41, a fixed fluted disc 44 and a fixed armature 43, the movable fluted disc 41 is slidably connected to the output shaft of the first electric motor, the fixed fluted disc 44 is fixedly connected to the output shaft of the second electric motor, and the fixed armature 43 is fixed to the housing of a speed reducer.
  • the fixed armature 43 When the relative rotation between the dual electric motors is required to be locked, the fixed armature 43 is electrified to generate an electromagnetic force, to cause the movable fluted disc 41 to move toward the fixed fluted disc 44, to enable them to be attraction-joined together, and meanwhile the contrate teeth on the movable fluted disc and the fixed fluted disc are engaged, thereby locking the two output shafts of the dual electric motors together, to serve as one power source to provide power to the wheels.
  • the embodiments of the present disclosure by the coaxial arrangement of the dual electric motors and the reasonable layout of the gear reduction mechanisms, can reduce the axial dimension of the gearbox, and, by using the differential-lock mechanism, realizes the coupling between the output powers of the dual electric motors, increases the maximum output power, and improves the trap escaping capacity of the vehicle.
  • a returning spring 42 is provided between the movable-fluted-disc 41 and the output shaft of the first electric motor.
  • the returning spring 42 When the fixed armature 43 is being electrified the returning spring 42 is compressed, and when it is powered off the returning spring causes the movable fluted disc 41 to return, thereby disconnecting the engaged connection between the movable fluted disc 41 and the fixed fluted disc 44.
  • the function of the returning spring 42 is to maintain the reliability of the disengagement of the differential-lock mechanism when locking is not required.
  • the magnitude of the force that is required to be provided by the returning spring 42 is decided by the factors such as the weight of the movable-fluted-disc, the resistance to shock and the return response time.
  • the two sets of gear reduction mechanisms respectively provided comprise at least two stages of gear transmission, and each of the stages of gears may be arranged coaxially.
  • each of the two sets of gear reduction mechanisms comprises a first-stage gearwheel (52, 62), a second-stage pinion (53, 63) and a second-stage gearwheel (54, 64).
  • first-stage gearwheel is engaged with the first-stage pinion and is adjacent to one of the electric motors
  • second-stage pinion and the first-stage gearwheel are arranged coaxially
  • the second-stage pinion is further away from the electric motor and is arranged in the middle of a reduction gearbox
  • the second-stage pinion is engaged with the second-stage gearwheel, to reduce the axial dimension of the dual-electric-motor driving system.
  • the two first-stage pinions on the left and on the right have a larger axial space therebetween, which space may be used to lay out the differential-lock mechanism, the resolver and the parking mechanism described below.
  • the parking mechanism is capable of performing a parking-in action or parking-out action when the differential-lock mechanism is in a locked state.
  • the parking mechanism comprises a parking gear, a parking detent and a parking actuating mechanism (not shown in the drawings).
  • the parking gear is integrated with the fixed fluted disc; preferably, the parking gear is provided on the outer circumference of the fixed fluted disc.
  • the parking detent is coupled to the parking gear, and the parking actuating mechanism is configured to drive the parking detent to shift between a parking-in position and a parking-out position.
  • the above-described parking detent and parking actuating mechanism may be any one of structures that can realize parking, and are not particularly limited here.
  • electric-motor resolver rotors (15, 21) are provided between the differential-lock mechanism and the first-stage pinions, and electric-motor resolver stators (16, 22) are provided on housings of the speed reducers.
  • the first-stage pinion 51 and the first-stage pinion 61 are respectively provided adjacent to the main bearings of the electric motors, and the resolvers of the first electric motor and the second electric motor are immediately next to the first-stage pinion 51 and the first-stage pinion 61 respectively, and can be further away from the stators of the electric motors, to reduce the influence of the stators of the electric motors on the resolvers.
  • rolling bearings are provided on the housing on two sides of the rotor 13 of the first electric motor and the rotor 25 of the second electric motor.
  • the rolling bearings particularly include a main bearing 14 of the first electric motor, a rear bearing 11 of the first electric motor, a main bearing 23 of the second electric motor and a rear bearing 26 of the second electric motor.
  • the positions of all of the rolling bearings are adjacent to the positions of the leading-out terminals of the stator 12 of the first electric motor and the stator 24 of the second electric motor.
  • Fig. 1 it can be known by referring to Fig. 1 that the length range of the stator of the first electric motor overlap with the positions of the rolling bearings in the axial direction partly, the purpose of which is to reduce the axial distance occupied by the first electric motor and the second electric motor.
  • the fixed fluted disc 44 is provided with a first auxiliary bearing 23 on the side that is adjacent to the output shaft of the second electric motor. Furthermore, the output shaft of the first electric motor is provided with a cylindrical concave at the front end, the output shaft of the second electric motor is provided with a cylindrical convex at the rear end, and a second auxiliary bearing is provided between the concave and the convex.
  • a structure guarantees the coaxiality and the stability of the engagement between the contrate teeth.
  • the output shaft of the first electric motor and the output shaft of the second electric motor are provided with a first auxiliary bearing 23 and a second auxiliary bearing 31 respectively as auxiliary supports, thereby improving the supporting rigidity of the output shafts of the electric motors and the first-stage pinions (51, 61).

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Retarders (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
EP20193249.8A 2020-07-07 2020-08-28 Doppel-elektromotorantriebssystem Active EP3936358B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010647813.5A CN111762010A (zh) 2020-07-07 2020-07-07 一种双电机驱动系统

Publications (2)

Publication Number Publication Date
EP3936358A1 true EP3936358A1 (de) 2022-01-12
EP3936358B1 EP3936358B1 (de) 2023-04-26

Family

ID=72290836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20193249.8A Active EP3936358B1 (de) 2020-07-07 2020-08-28 Doppel-elektromotorantriebssystem

Country Status (3)

Country Link
US (1) US11180013B1 (de)
EP (1) EP3936358B1 (de)
CN (1) CN111762010A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112659890A (zh) * 2020-12-31 2021-04-16 华人运通(江苏)技术有限公司 变速传动系统、驱动系统、动力系统和车辆
CN112721620A (zh) * 2021-02-01 2021-04-30 精进电动科技股份有限公司 一种双电机驱动系统总成和车辆
DE102022121428A1 (de) 2022-08-24 2024-02-29 Keßler & Co.GmbH & Co.KG Radseite
US20240271667A1 (en) * 2023-02-14 2024-08-15 Ford Global Technologies, Llc Dual motor power unit shaft coupler
CN118651053A (zh) * 2024-08-06 2024-09-17 清华大学 多模式驱动结构、多模式驱动总成和车辆

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011056047A1 (de) * 2011-12-05 2013-06-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Antriebsstrang eines rein elektrisch allradbetreibbaren Kraftfahrzeuges
US20170313182A1 (en) * 2016-04-28 2017-11-02 Toyota Jidosha Kabushiki Kaisha Drive unit
KR20190142817A (ko) * 2018-06-19 2019-12-30 현대모비스 주식회사 인휠 구동장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5414636B2 (ja) * 2010-08-24 2014-02-12 本田技研工業株式会社 車両用駆動装置
CN203560386U (zh) * 2013-11-15 2014-04-23 河北联合大学 电动汽车电子差速锁止装置
JP2015214175A (ja) * 2014-05-07 2015-12-03 トヨタ自動車株式会社 ハイブリッド車両用駆動装置の制御装置
CN105459815B (zh) * 2014-09-10 2019-06-25 比亚迪股份有限公司 用于车辆的动力传动系统及具有该动力传动系统的车辆
JP2016151347A (ja) * 2015-02-19 2016-08-22 Ntn株式会社 ２モータ車両駆動装置
CN206277947U (zh) * 2016-09-28 2017-06-27 精进电动科技股份有限公司 一种车辆电驱动总成
CN207510200U (zh) * 2017-11-14 2018-06-19 河南科技大学 一种电动车辆及其双电机转速与转矩耦合动力装置
CN209479392U (zh) * 2018-09-30 2019-10-11 苏州安耐驰汽车科技有限公司 一种双电机动力驱动系统
CN212708905U (zh) * 2020-07-07 2021-03-16 精进电动科技股份有限公司 一种双电机驱动系统

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011056047A1 (de) * 2011-12-05 2013-06-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Antriebsstrang eines rein elektrisch allradbetreibbaren Kraftfahrzeuges
US20170313182A1 (en) * 2016-04-28 2017-11-02 Toyota Jidosha Kabushiki Kaisha Drive unit
KR20190142817A (ko) * 2018-06-19 2019-12-30 현대모비스 주식회사 인휠 구동장치

Also Published As

Publication number Publication date
CN111762010A (zh) 2020-10-13
EP3936358B1 (de) 2023-04-26
US11180013B1 (en) 2021-11-23

Similar Documents

Publication Publication Date Title
EP3936358A1 (de) Doppel-elektromotorantriebssystem
EP3608140B1 (de) Integrierter elektrischer antriebsstrang
US9130412B2 (en) Motor drive assembly for a vehicle
EP3521092B1 (de) Elektrische antriebsanordnung eines fahrzeugs
CN101224700B (zh) 具有机械反转功能的混合动力车辆传动系统
EP0587120B1 (de) Antriebssystem für ein elektrisches Fahrzeug
US20130123058A1 (en) Drive arrangement
EP3670227B1 (de) In längsrichtung angeordnete fahrzeugantriebsanordnung mit einer einzigen stromquelle
EP4253118A1 (de) Doppelmotorantriebssystemanordnung und fahrzeug
US12109882B2 (en) Powertrain system for driving at least one wheel of a vehicle
CN110829707A (zh) 一种同轴电驱动总成传动系统
CN111791694A (zh) 同轴式两挡驱动系统
CN212708905U (zh) 一种双电机驱动系统
CN116006635A (zh) 一种动力输出断开装置、电驱减速器及变速器
CN113119702A (zh) 一种纯电动汽车电驱动系统
CN203050971U (zh) 行星减速式起动电机
CN221049395U (zh) 一种电驱桥动力传递系统
CN209909085U (zh) 具有复合齿轮结构的变速装置
CN221775682U (zh) 一种带取力输出功能的专用车电驱桥系统
KR102310472B1 (ko) 락 기능이 구비된 감속기를 적용한 휠체어 구동시스템
US20240181859A1 (en) Axle assembly for an electric vehicle, vehicle, and method for operating an axle assembly
US20240351423A1 (en) Front steerable beam axle fitment around an engine
JPH06105516A (ja) 電気自動車駆動装置
CN112172518A (zh) 用于车辆的电车桥系统及车辆
CN116691230A (zh) 一种电驱动桥及车辆

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20200828

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

B565 Issuance of search results under rule 164(2) epc

Effective date: 20210215

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20221114

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602020010065

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1562576

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230515

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230530

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20230426

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1562576

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230828

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230726

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230826

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602020010065

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

26N No opposition filed

Effective date: 20240129

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230828

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230828

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20230831

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230828

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230828

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240806

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20240823

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20240829

Year of fee payment: 5